Attempt Number: 3
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
Passenger p0 needs to be taken close to their target floor (n0) using fast0 since it's on the same floor and clear.

New State Description:
- fast0: Fast elevator at floor 1 (n1), 1/2 passengers, with p0 on board.- fast1: Fast elevator at floor 2 (n2), 0/2 passengers, clear.- slow0-0: Slow elevator at floor 1 (n1), 0/1 passengers, clear.- slow1-0: Slow elevator at floor 3 (n3), 0/1 passengers, clear.- p0: Onboard fast0, clear.- p1: On floor 1 (n1), clear.- p2: On floor 4 (n4), clear.- p3: On floor 4 (n4), clear.- p4: On floor 1 (n1), clear.- p5: On floor 2 (n2), clear.

Action Chosen:
board(p0, fast0, n1, 0, 1)
